Sunshine Silver Mining & Refining has announced the closure of a $75m equity financing round, marking a significant step towards establishing a US critical minerals hub. The financing, led by the company's majority shareholder, Electrum Silver US, will enable Sunshine Silver to pursue large-scale production without incurring debt. The company’s Sunshine project is poised to become the only fully integrated, permitted and infrastructure-ready operation in the US for producing and processing silver, antimo ...